Morgan Plus 4 (2018)
Estimated running costs and MOT pass rates from 114 MOT tests in 2024.
Annual Cost
£2,086
£174/month
MOT Pass Rate
92%
Excellent
Road Tax
£200
Standard rate/year
Est. Insurance
Grp 18-32
1999cc Petrol
Great Choice
92% pass rate, £2,086/year to run. 10 points above average.
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Annual Running Costs
~36 mpg
Standard rate (from April 2017)
Low estimate due to excellent reliability
Estimates based on 7,400 miles/year (UK average), petrol at 174.57p a litre (GOV.UK weekly average, week of 19 October 2026), GOV.UK road tax rates and repair likelihood from MOT data. Insurance not included. Cars registered from April 2017 pay the £200 standard rate, plus £440 a year for five years (from the second year) if they cost over £40,000 new (over £50,000 for electric cars).
Reliability Verdict
Excellent reliability. Very few MOT failures. That's 10 points above the average of 82% across all models in our data.
92% of MOT tests on Morgan Plus 4s from 2018 ended in a pass in 2024, when they were about 6 years old. That's based on 114 tests across the UK, retests included. The average mileage recorded at those tests was 11,589 miles.
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How Does It Compare?
Mileage Analysis
11,589
Average miles
44,400
Expected for age
The average 2018 Morgan Plus 4 had 11,589 miles on the clock at its 2024 MOT, which is significantly below the expected 44,400 miles for a 6-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
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Best Year to Buy?
Of the years with at least 100 tests, the 2015 model has the highest MOT pass rate at 98%, while the 1997 model has the lowest at 78%. The 2018 scores 92%. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.
Morgan Plus 4 by Year
| Year | Pass Rate | Tests | Avg Mileage | |
|---|---|---|---|---|
| 2020 | 98% | 48 | 5,365 mi | |
| 2019 | 93% | 151 | 7,875 mi | |
| 2018 | 92% | 114 | 11,589 mi | |
| 2017 | 92% | 114 | 13,580 mi | |
| 2016 | 93% | 161 | 12,093 mi | |
| 2015 | 98% | 184 | 14,339 mi | |
| 2014 | 90% | 136 | 16,843 mi | |
| 2013 | 91% | 88 | 15,786 mi | |
| 2012 | 86% | 94 | 14,944 mi | |
| 2011 | 96% | 97 | 21,860 mi | |
| 2010 | 95% | 94 | 19,481 mi | |
| 2009 | 93% | 84 | 23,651 mi | |
| 2008 | 96% | 77 | 29,476 mi | |
| 2007 | 98% | 117 | 28,763 mi | |
| 2006 | 88% | 57 | 28,948 mi | |
| 2005 | 100% | 45 | 27,806 mi | |
| 1999 | 83% | 64 | 41,745 mi | |
| 1998 | 97% | 67 | 32,891 mi | |
| 1997 | 78% | 138 | 32,610 mi | |
| 1996 | 96% | 50 | 35,348 mi | |
| 1995 | 95% | 44 | 42,044 mi | |
| 1994 | 90% | 52 | 34,490 mi | |
| 1993 | 82% | 60 | 37,123 mi | |
| 1992 | 92% | 38 | 41,377 mi | |
| 1990 | 94% | 47 | 53,164 mi |
Similar Cars to Consider
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About the 2018 Morgan Plus 4
The 2018 Morgan Plus 4 is a family car. Our records list a 1999cc petrol engine, though engines vary between versions. 114 MOT tests were recorded on this model in 2024, making it a rare model on UK roads. Among all models from 2018, the average MOT pass rate is 89%, and this model beats that benchmark.
With an average of 11,589 miles recorded at its 2024 MOT tests, Morgan Plus 4 owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.
2018 Morgan Plus 4 Fuel Costs
The 1999cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,631 per year with petrol at 174.57p per litre (GOV.UK weekly average, week of 19 October 2026; based on 7,400 miles per year).
What does it cost to own a 2018 Morgan Plus 4?
Total estimated annual running cost is £2,086 (£174/month), broken down as £1,631 fuel, £200 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
Morgan Plus 4 Reliability Trend
The Morgan Plus 4 has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.
Buying a Used 2018 Morgan Plus 4
At 8 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage. If you're flexible on year, the 2015 model has the highest pass rate at 98%.
Common Issues to Watch For
These are typical issues for cars of this age, fuel type and engine size, not faults recorded on this model's MOT tests. Use them as a checklist when you view one.
Timing Chain / Belt
Watch outAt 8 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.
Suspension Wear
Medium riskShock absorbers, springs, and anti-roll bar links typically need attention around this age. Listen for clunks over bumps and check for uneven tyre wear.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2018 Morgan Plus 4 stacks up against similar cars for estimated annual running costs, insurance group, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Est. Ins. Group | Total/yr |
|---|---|---|---|---|---|
| Morgan Plus 4(2018) | 92% | £1,631 | £200 | Grp 18-32 | £2,086 |
| Ford Focus(2016) | 87% | £1,398 | £275 | Grp 12-25 | £2,078-£8 |
| Ford Kuga(2018) | 90% | £1,398 | £200 | Grp 12-25 | £1,853-£233 |
| MINI Cooper(2018) | 92% | £1,398 | £200 | Grp 12-25 | £1,853-£233 |
| Nissan Qashqai(2020) | 93% | £1,398 | £200 | Grp 12-25 | £1,853-£233 |
Estimates based on 7,400 miles/year, GOV.UK average pump prices for the week of 19 October 2026, GOV.UK road tax rates and MOT data. Insurance groups are our rough estimate from engine size, not official groups. Actual costs vary by driver, location, and usage.
Questions about the 2018 Morgan Plus 4
Is the 2018 Morgan Plus 4 reliable?
Excellent reliability. Very few MOT failures. 92% of MOT tests on 2018 Morgan Plus 4s ended in a pass, from 114 tests (DVSA MOT data for tests in 2024, retests included). That's 10 points above the average of 82% across all models in the same data.
How much does a 2018 Morgan Plus 4 cost to run?
Our estimate is £2,086 a year (£174 a month): £1,631 fuel, £200 road tax, £55 MOT and £200 predicted repairs, based on 7,400 miles a year. Insurance is not included.
What is the MOT pass rate for a 2018 Morgan Plus 4?
92% of 114 MOT tests on the 2018 Morgan Plus 4 ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 226th of 607 models first registered in 2018 (top half).
Which year Morgan Plus 4 has the best MOT pass rate?
Of the years with at least 100 tests, the 2015 Morgan Plus 4 has the highest MOT pass rate at 98% and the 1997 the lowest at 78%. Newer cars usually pass more often simply because they are younger and have done fewer miles.
What is the average mileage for a 2018 Morgan Plus 4?
The average mileage recorded at MOT tests on the 2018 Morgan Plus 4 is 11,589 miles, which is significantly below the expected 44,400 miles for a 6-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.
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